diff options
Diffstat (limited to 'LUFA/Common/Common.h')
| -rw-r--r-- | LUFA/Common/Common.h | 41 |
1 files changed, 21 insertions, 20 deletions
diff --git a/LUFA/Common/Common.h b/LUFA/Common/Common.h index c750e4015..61dfe2952 100644 --- a/LUFA/Common/Common.h +++ b/LUFA/Common/Common.h @@ -1,7 +1,7 @@ /* LUFA Library Copyright (C) Dean Camera, 2010. - + dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ @@ -9,13 +9,13 @@ /* Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted - without fee, provided that the above copyright notice appear in + without fee, provided that the above copyright notice appear in all copies and that both that the copyright notice and this - permission notice and warranty disclaimer appear in supporting - documentation, and that the name of the author not be used in - advertising or publicity pertaining to distribution of the + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the software without specific, written prior permission. The author disclaim all warranties with regard to this @@ -34,7 +34,7 @@ * This file contains macros which are common to all library elements, and which may be useful in user code. It * also includes other common headers, such as Atomic.h, Attributes.h and BoardTypes.h. */ - + /** @defgroup Group_Common Common Utility Headers - LUFA/Drivers/Common/Common.h * * Common utility headers containing macros, functions, enums and types which are common to all @@ -47,7 +47,7 @@ * * Macros for debugging use. */ - + /** @defgroup Group_BitManip Endian and Bit Macros * * Functions for swapping endianness and reversing bit orders. @@ -59,7 +59,7 @@ /* Includes: */ #include <stdint.h> #include <stdbool.h> - + #include "Attributes.h" #include "BoardTypes.h" @@ -78,7 +78,7 @@ * a block (such as inline IF statements). */ #define MACROE while (0) - + /** Defines a volatile NOP statement which cannot be optimized out by the compiler, and thus can always * be set as a breakpoint in the resulting code. Useful for debugging purposes, where the optimiser * removes/reorders code to the point where break points cannot reliably be set. @@ -93,7 +93,7 @@ * \ingroup Group_Debugging */ #define JTAG_DEBUG_BREAK() __asm__ volatile ("BREAK" ::) - + /** Macro for testing condition "x" and breaking via JTAG_DEBUG_BREAK() if the condition is false. * * \ingroup Group_Debugging @@ -165,7 +165,7 @@ return Byte; } - + /** Function to reverse the byte ordering of the individual bytes in a 16 bit number. * * \ingroup Group_BitManip @@ -182,13 +182,13 @@ uint16_t Word; uint8_t Bytes[2]; } Data; - + Data.Word = Word; - + Temp = Data.Bytes[0]; Data.Bytes[0] = Data.Bytes[1]; Data.Bytes[1] = Temp; - + return Data.Word; } @@ -208,17 +208,17 @@ uint32_t DWord; uint8_t Bytes[4]; } Data; - + Data.DWord = DWord; - + Temp = Data.Bytes[0]; Data.Bytes[0] = Data.Bytes[3]; Data.Bytes[3] = Temp; - + Temp = Data.Bytes[1]; Data.Bytes[1] = Data.Bytes[2]; Data.Bytes[2] = Temp; - + return Data.DWord; } @@ -235,7 +235,7 @@ uint8_t Bytes) { uint8_t* CurrDataPos = (uint8_t*)Data; - + while (Bytes > 1) { uint8_t Temp = *CurrDataPos; @@ -250,3 +250,4 @@ #endif /** @} */ + |